Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

from the GNU version of the Collaborative International Dictionary of English

transitive v. To bore; to drill or thrill. See thrill.

from The Century Dictionary and Cyclopedia

n. A hole; an opening; a place of entrance, as a door or a window.

n. In coal-mining, a short passage cut for ventilation between two headings; a cross-hole. Also thirling.

To pierce; bore; perforate; drill.

To produce, as a hole, by piercing, boring, or drilling.

Figuratively, to penetrate; pierce, as with some keen emotion; especially, to wound.

To cause to vibrate, quiver, or tingle; thrill.

To make a hole, as by piercing or boring.

To vibrate; quiver; tingle; thrill.

In coal-mining, to cut away the last web of coal separating two headings or other workings.

To thrall, bind, or subject; especially, to bind or astrict by the terms of a lease or otherwise: as, lands thirled to a particular mill. See thirlage.

n. In Scots law, a tract of land the tenants of which were bound to bring all their grain to a certain mill: same as sucken.

Etymologies

From Middle English thirl, thiril, from Old English þyrel ("a hole made through anything, opening, aperture, orifice, perforation"), from Proto-Germanic *þurhilan (“hole, opening”), equivalent to through +‎ -le. Related to thrill, drill. (Wiktionary)

From Middle English thirlen, thurlen, thorlen, from Old English þyrlian, þyrelian ("to make a hole through, pierce through, perforate; make hollow, excavate; make vain"), from the noun (see above). (Wiktionary)

Origin uncertain. Perhaps a blend of throw and hurl. (Wiktionary)

Examples

Nice to see you both together, as far as the thirl, looks good and happy to see more features added.

Tb alio. paffed fome huts, the owners of which n them with roaited potatoes and fugar-canes; b at the very time fome were relieving the thirl and hungry, there were others who endeavour to fleal from them the very things which h been given them.

Thrull, drill, thrill, thirl, and thurl, are all current elsewhere -- all from Saxon [Greek text].) {82} Of course there should be forty-eight signatures, as appended, doubtless, to the original document.

The peasants who preposterously peppered the history of Milling were willing thirls who were burly, pearly, girly, surly, whirly, and curly. They were all enthralled, big and small, and crawled before their masters in the manor hall, sometimes stalling to dodge cannon balls. Above all, they refused to forestall breakfast in the dining hall and appeared there early to snaffle the doughnuts.

Right. The fascinating history of Milling is preposterously peppered with peasants who were strong, had marvellous teeth, wore dresses, didn't smile, indulged in Morris dancing, had hair not straight and got to the office before reesetee in order to snaffle the doughnuts.